Exoplanet Catalog
TOI-2257 b
TOI-2257 b is a Neptune-like exoplanet that orbits an M-type star. Its mass is 5.45 Earths, it takes 35.2 days to complete one orbit of its star, and is 0.145 AU from its star. Its discovery was announced in 2021.
PLANET TYPE
Neptune-like
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DISCOVERY DATE
2021
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MASS
5.45 Earths
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PLANET RADIUS
2.194 x Earth
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ORBITAL RADIUS
0.145 AU
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ORBITAL PERIOD
35.2 days
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ECCENTRICITY
0.5
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DETECTION METHOD
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